Description : Skateboard truck bushing is made of high quality PU , durable , lightweight Used to improve your skates truck performance , smooth and good skating experience 10 Pieces per pack , including 2pcs bottom bushings , and 2pcs top bushings , and 6pcs cups set : 3 . 25inch , 5inch , 7inch 85A hardness , high elasticity for shock proof , wear and corrosion resistant Accessories set for skateboard , longboard , truck , etc . in outdoor sports Specification : Material : PU Color : Green , Black For Conical Bushing : Size ( H x Top Dia . x Bottom Dia .): Approx . 11x16x24mm / 0 . 43x0 . 63x0 . 94inch Cylinder Bushing : Size ( H x Top Dia . x Bottom Dia .): Approx . 16x24x24mm / 0 . 63x0 . 94x0 . 94inch , Inner Diameter : Approx . 9mm / 0 . 35inch For Cups : 3 . 25inch : Size ( ID x OD ): Approx . 10x12mm / 0 . 39x0 . 47inch 5inch : Size ( ID x OD ): Approx . 12x16mm / 0 . 47x0 . 63inch 7inch : Size ( ID x OD ): Approx . 14x19mm / 0 . 55x0 . 75inch Package Includes : 10 Pieces Skateboard Truck Bushings Set (3 Pack) Note : Please allow slight size deviation and color difference .